Thanks to the creation of the vacuum clear, our homes are cleaner, and its so much more comfortable. To keep the vacuum clean however requires a bag that fits into a majority of vacuum cleaners for greater compatibility. To keep things clean when the bag is full, there is also a closing system that prevents the dust from sipping out. It's suitable for model MC-CL305 / MC-CG302 / MC-CG301 / MC-3300 / MC-3310 / MC-3900 / MC-3910 / MC-3950